Important!

This replacement procedure can be used for:
BMW X3 (E83) xDrive 20 d, BMW X3 (E83) xDrive 30 d, BMW X3 (E83) 3.0 i xDrive, BMW X3 (E83) 3.0 d, BMW X3 (E83) 2.0 d, BMW X3 (E83) 2.0 i, BMW X3 (E83) 3.0 d, BMW X3 (E83) 3.0 si, BMW X3 (E83) 2.5 si, BMW X3 (E83) 3.0 sd, BMW X3 (E83) 2.0 sd, BMW X3 (E83) xDrive 20 i, BMW X3 (E83) xDrive 25 i, BMW X3 (E83) xDrive 30 i, BMW X3 (E83) xDrive 20 d, BMW X3 (E83) xDrive 18 d, BMW X3 (E83) xDrive 30 d, BMW X3 (E83) xDrive 35 d, BMW X3 (E83) xDrive 18 d, BMW X3 (E83) 2.5 si xDrive, BMW X3 (E83) 3.0 si, BMW X3 (E83) 3.0 d, BMW X3 (E83) xDrive 25 i … View more

The steps may slightly vary depending on the car design.

How to change rear suspension arm on BMW X3 E83 [TUTORIAL AUTODOC]

All the parts you need to replace – Control Arm for X3 (E83) and other BMW models

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Replacement: rear suspension lower control arm – BMW X3 E83. Tools you need:

                      Wire brush
                    
                      WD-40 spray
                    
                      Brake cleaner 
                    
                      Copper grease 
                    
                      Torque wrench
                    
                      Combination spanner #18
                    
                      Drive socket # 18 
                    
                      Wheel impact socket #17
                    
                      Ratchet wrench
                    
                      Pin punch
                    
                      Hammer
                    
                      Crow bar
                    
                      Hydraulic transmission jack
                    
                      Wheel chock

Buy tools

Replacement: rear suspension lower control arm – BMW X3 E83. AUTODOC experts recommend:

The replacement procedure is identical for the left and right lower control arms.
All work should be done with the engine stopped.

Replacement: rear suspension lower control arm – BMW X3 E83. Use the following procedure:

Step 1

Secure the wheels with chocks.

Step 2

Loosen the wheel mounting bolts. Use wheel impact socket #17.
Step 3

Raise the rear of the car and secure on supports.
Step 4

Unscrew the wheel bolts.

AUTODOC recommends:
Warning! To avoid injury, hold the wheel while unscrewing the fastening bolts. BMW X3 E83
Step 5

Remove the wheel.
Step 6

Clean all joints of the arm. Use a wire brush. Use WD-40 spray.
Step 7

Make a mark on the camber adjustment bolt.
Step 8

Unscrew the fastener connecting the control arm to the rear knuckle. Use a combination spanner #18. Use a drive socket #18. Use a ratchet wrench.
Step 9

Clean all joints of the arm. Use a wire brush.
Step 10

Remove the fastening bolt. Use a drive socket #18. Use a crowbar.
Step 11

Unscrew the fastener connecting the control arm to the subframe. Use a drive socket #18. Use a crowbar.
Step 12

Support the rear knuckle. Use a hydraulic transmission jack.
Step 13

Remove the fastening bolts. Use a pin punch. Use a hammer. Use a crowbar. Use a combination spanner #18.
Step 14

Remove the arm.
Step 15

Clean the mounting seats and the thread of the suspension arm. Use a wire brush. Use WD-40 spray.
Step 16

Install a new arm.

AUTODOC recommends:
Replacement: rear suspension lower control arm – BMW X3 E83. Use only new bolts and nuts for installation.Do not damage the ball joint cover.
Step 17

Install the control arm fasteners. Use a combination spanner #18. Use a crowbar.
Step 18

Adjust the position of the alignment bolt according to the mark.
Step 19

Screw in the fasteners connecting the control arm to the rear knuckle. Use a combination spanner #18. Use a drive socket #18. Use a ratchet wrench.
Step 20

Raise the hydraulic transmission jack by 10-15 cm.
Step 21

Tighten the fastener connecting the control arm to the rear knuckle. Use a combination spanner #18. Use a drive socket #18. Use a torque wrench. Tighten it to 100 Nm torque.
Step 22

Tighten the fastener connecting the control arm to the subframe. Use a drive socket #18. Use a torque wrench. Tighten it to 77 Nm torque.
Step 23

Remove the support from under the rear knuckle.

AUTODOC recommends:
Replacement: rear suspension lower control arm – BMW X3 E83. Lower the transmission jack smoothly, without jerks, to avoid damaging components and mechanisms.
Step 24

Treat all joints of the arm. Use copper grease.
Step 25

Clean the wheel rim mounting seat. Use a wire brush.
Step 26

Treat the surface where the brake disc contacts the wheel rim. Use copper grease.
Step 27

Clean the brake disk surface. Use a brake cleaner.

AUTODOC recommends:
Replacement: rear suspension lower control arm – BMW X3 E83. After applying the spray, wait a few minutes.
Step 28

Install the wheel.

AUTODOC recommends:
Important! Hold the wheel while screwing in the fastening bolts. BMW X3 E83
Step 29

Screw in the wheel bolts. Use wheel impact socket #17.
Step 30

Lower the car and working in a cross order, tighten the wheel bolts. Use wheel impact socket #17. Use a torque wrench. Tighten it to 140 Nm torque.
Step 31

Remove the jacks and chocks.

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BMW X3 E83 tyre size

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